Method and apparatus for performing video decoding in a multi-thread environment

Abstract

A method for performing video decoding includes executing a functionally decomposed video decoding procedure on a plurality of threads. Other embodiments are described and claimed.

1 . A method for performing video decoding, comprising: 
 executing a functionally decomposed video decoding procedure on a plurality of threads.    
   
   
       2 . The method of  claim 1 , wherein executing the functionally decomposed video decoding on the plurality of threads, comprises: 
 performing motion prediction on a first thread; and    performing motion interpolation on a second thread.    
   
   
       3 . The method of  claim 2 , further comprising performing block transformation on the first thread.  
   
   
       4 . The method of  claim 2 , further comprising performing reference frame construction on the first thread.  
   
   
       5 . The method of  claim 2 , further comprising performing in-loop deblocking on the second thread.  
   
   
       6 . The method of  claim 1 , wherein performing the functionally decomposed video decoding on the plurality of threads, comprises: 
 performing in-loop deblocking on a first thread; and    performing out of loop deblocking and deringing on a second thread.    
   
   
       7 . The method of  claim 6 , further comprising performing motion interpolation, and motion prediction on the first thread.  
   
   
       8 . The method of  claim 1 , wherein executing the functionally decomposed video decoding on the plurality of threads, comprises: 
 performing motion prediction and block transformation on a first thread;    performing motion interpolation and in-loop deblocking on a second thread; and    performing out of loop deblocking and deringing on a third thread.    
   
   
       9 . The method of  claim 1 , wherein executing the functionally decomposed video decoding on the plurality of threads, comprises: 
 performing motion prediction and block transformation on a first thread;    performing motion interpolation and in-loop deblocking on a second thread; and    performing out of loop deblocking and deringing on a third and fourth thread.    
   
   
       10 . An article of manufacture comprising a machine accessible medium including sequences of instructions, the sequences of instructions including instructions which when executed cause the machine to perform: 
 executing a functionally decomposed video decoding procedure on a plurality of threads.    
   
   
       11 . The article of manufacture of  claim 10 , wherein executing the functionally decomposed video decoding on the plurality of threads, comprises: 
 performing motion prediction on a first thread; and    performing motion interpolation on a second thread.    
   
   
       12 . The article of manufacture of  claim 11 , further comprising instructions which when executed causes the machine to further perform performing block transformation on the first thread.  
   
   
       13 . The article of manufacture of  claim 10 , wherein executing the functionally decomposed video decoding on the plurality of threads, comprises: 
 performing in-loop deblocking on a first thread; and    performing out of loop deblocking and deringing filtering on a second thread.    
   
   
       14 . The article of manufacture of  claim 10 , wherein executing the functionally decomposed video decoding on the plurality of threads, comprises: 
 performing motion prediction and block transformation on a first thread;    performing motion interpolation and in-loop deblocking on a second thread; and    performing out of loop deblocking and deringing on a third thread.    
   
   
       15 . The article of manufacture of  claim 10 , wherein executing the functionally decomposed video decoding on the plurality of threads, comprises: 
 performing motion prediction and block transformation on a first thread;    performing motion interpolation and in-loop deblocking on a second thread; and    performing out of loop deblocking and deringing on a third and fourth thread.    
   
   
       16 . A computer system, comprising: 
 a memory; and    a processor implementing a video decoder to execute a functionally decomposed video decoding procedure on a plurality of threads.    
   
   
       17 . The computer system of  claim 16 , wherein the video decoder comprises: 
 a motion prediction unit executed on a first thread; and    a motion interpolation unit executed on a second thread.    
   
   
       18 . The computer system of  claim 16 , wherein the video decoder comprises: 
 an in-loop deblocking unit executed on a first thread; and    an deblocking and deringing unit on a second thread.    
   
   
       19 . The computer system of  claim 16 , wherein the video decoder comprises: 
 a motion prediction unit executed on a first thread;    a block transformation unit on the first thread;    a motion interpolation unit executed on a second thread;    an in-loop deblocking unit executed on the second thread; and    a deblocking and deringing unit executed on a third thread.    
   
   
       20 . The computer system of  claim 16 , wherein the video decoder comprises: 
 a motion prediction unit executed on a first thread;    a block transformation unit on the first thread;    a motion interpolation unit executed on a second thread;    an in-loop deblocking unit executed on the second thread; and    a deblocking and deringing unit executed on a third and fourth thread.